XBiotech Inc.
XBIT- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001626878
No open-market purchases or sales by XBiotech Inc. insiders were filed in the last 90 days; 36 institutions reported holding it in 13F filings for Q2 2026, worth $4.56M in total; no superinvestor holds it.
Q4 2025 vs. Q3 2025
How the institutions holding XBiotech Inc. changed between Q3 2025 and Q4 2025.
All holders in Q4 2025All holders in Q3 2025
| Measure | Q3 2025 | Of which not filed for Q4 2025 | Q4 2025 | Change |
|---|---|---|---|---|
| Holders | 48 | 3 | 41 | −4 |
| Shares | 2.94M | 23.9K | 2.30M | −616.4K (−21.2%) |
| Value | $7.81M | $63.7K | $5.48M | −$2.26M (−29.2%) |
3 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (4)
Institutions that held XBiotech Inc. at the end of Q4 2025 but not at the end of Q3 2025.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Ameriprise Financial Inc | 186,796 | $446.4K | 0.00% |
| Persistent Asset Partners Ltd | 13,565 | $32.4K | 0.02% |
| Pinnacle Financial Partners, Inc. | 11,796 | $28.2K | 0.00% |
| Two Sigma Securities, LLC | 10,378 | $24.8K | 0.00% |
Sold out (8)
Institutions that held XBiotech Inc. at the end of Q3 2025 and filed for Q4 2025 without it.
| Institution | Shares, Q3 2025 | Value, Q3 2025 |
|---|---|---|
| Citadel Advisors LLC | 42,816 | $113.9K |
| HRT Financial LP | 26,156 | $69.0K |
| SRS Capital Advisors, Inc. | 22 | $58 |
| EverSource Wealth Advisors, LLC | 17 | $45 |
| Essential Partners LLC | 16 | $43 |
| Citigroup Inc | 12 | $32 |
| True Wealth Design, LLC | 3 | $8 |
| Sunbelt Securities, Inc. | 2 | $5 |
Not filed for Q4 2025 yet (3)
Institutions that held XBiotech Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q3 2025 | Value, Q3 2025 |
|---|---|---|
| Synovus Financial Corp | 11,796 | $31.4K |
| Point72 Asia (Singapore) Pte. Ltd. | 6,817 | $18.1K |
| Cubist Systematic Strategies, LLC | 5,320 | $14.2K |